docs: def delete_event_matches(self, data=None):
          """
          Delete an event's matches on The Blue Alliance.
  
          :param data: List of match keys to delete, can be ommited if you would like to delete all matches.
          """
          return self._post('event/%s/matches/delete_all' if data is None else 'event/%s/matches/delete', json.dumps(self.event_key) if data is None else json.dumps(data))